Epca
[医][=episilon amino caproic acid]ε-氨基己酸
🗣️ 情景例句
Look before you leap.
想好了再行动。
If it doesn't rain tomorrow, will you do a favor for me?
如果明天不下雨的话，你会帮我忙吗？
We have an old musical instrument.
我家有件古乐器，